Just do b*h/2 for all the triangles.
Answer:
5
Step-by-step explanation:
f(x)=3x-1
f(2)=3×2-1
f(2)=6-1
f(2)=5
Answer: 13 players.
Step-by-step explanation:
1. Let's call:
: Price of the shirt (
)
: Price of socks 
: number of players.
2. You know that the budget is $300 and you have the following formula given in the problem:

3. Substitute values and solve for
.Then, you obtain the following result:

4. The answer is: 13 players.
So first, this is point slope form. The first step is to distribute.)

Then add 4 to both sides.

Then add 2x and it becomes